From ab131350aee6740cc7f634f8ca89c8b419c6ec0e Mon Sep 17 00:00:00 2001
From: Lloyd Hilaiel <lloyd@hilaiel.com>
Date: Mon, 12 Mar 2012 13:04:54 -0600
Subject: [PATCH] add to storage.js functions related to managing our knowledge
of users that have used this computer and users that have confirmed ownership
of this computer - for the purposes of setting optimal authentication
durations
---
resources/static/shared/storage.js | 47 +++++++++++++++++++++++++++++-
1 file changed, 46 insertions(+), 1 deletion(-)
diff --git a/resources/static/shared/storage.js b/resources/static/shared/storage.js
index b21fbbcbe..f2297080f 100644
--- a/resources/static/shared/storage.js
+++ b/resources/static/shared/storage.js
@@ -197,7 +197,7 @@ BrowserID.Storage = (function() {
};
}
- // does IE8 not have addEventListener, nor does it support storage events.
+ // IE8 does not have addEventListener, nor does it support storage events.
if (window.addEventListener) window.addEventListener('storage', checkState, false);
else window.setInterval(checkState, 2000);
}
@@ -205,6 +205,31 @@ BrowserID.Storage = (function() {
storage.loggedIn = "{}";
}
+ // tools to manage knowledge of whether this is the user's computer, which helps
+ // us set appropriate authentication duration.
+ function userConfirmedOnComputer(userid) {
+ var allInfo = JSON.parse(storage.usersComputer || "{}");
+ return allInfo[userid] === 'confirmed';
+ }
+ function userSeenOnComputer(userid) {
+ var allInfo = JSON.parse(storage.usersComputer || "{}");
+ return !!(allInfo[userid]); // "seen" or "confirmed"
+ }
+ function setUserSeenOnComputer(userid) {
+ var allInfo = JSON.parse(storage.usersComputer || "{}");
+ if (!allInfo[userid]) {
+ allInfo[userid] = "seen";
+ storage.usersComputer = JSON.stringify(allInfo);
+ }
+ }
+ function setUserConfirmedOnComputer(userid) {
+ var allInfo = JSON.parse(storage.usersComputer || "{}");
+ if (allInfo[userid] !== 'confirmed') {
+ allInfo[userid] = 'confirmed';
+ storage.usersComputer = JSON.stringify(allInfo);
+ }
+ }
+
return {
/**
* Add an email address and optional key pair.
@@ -271,6 +296,26 @@ BrowserID.Storage = (function() {
remove: managePageRemove
},
+ usersComputer: {
+ /** Query whether the user has confirmed that this is their computer
+ * @param {string} userid - the user's numeric id, returned from session_context when authed.
+ * @method usersComputer.confirmed */
+ confirmed: userConfirmedOnComputer,
+ /** Save the fact that a user confirmed that this is their computer
+ * @param {string} userid - the user's numeric id, returned from session_context when authed.
+ * @method usersComputer.setConfirmed */
+ setConfirmed: setUserConfirmedOnComputer,
+ /** Query whether a user has been "seen" on this computer before
+ * @param {string} userid - the user's numeric id, returned from session_context when authed.
+ * @method usersComputer.seen */
+ seen: userSeenOnComputer,
+ /** Save the fact that a user has been seen on this computer before, but do not overwrite
+ * existing state
+ * @param {string} userid - the user's numeric id, returned from session_context when authed.
+ * @method usersComputer.setSeen */
+ setSeen: setUserSeenOnComputer
+ },
+
/** set logged in state for a site
* @param {string} origin - the site to set logged in state for
* @param {string} email - the email that the user is logged in with or falsey if login state should be cleared
--
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